*PRAI 2021-Pattern Recognition and Artificial Intelligence / Ei Compendex and Scopus* / SCI Journals 2021 the 4th International Conference on Pattern Recognition and Artificial Intelligence(PRAI 2021) ★Abbreviation: PRAI 2021 Website：http://www.prai.net/ Time：August 20-22, 2021 Place: Yibin, China We would like to invite you to contribute to and participate in PRAI 2021 - 2021 the 4th International Conference on Pattern Recognition and Artificial Intelligence, which will be held in Yibin, China during in August 20-22, 2021. Organizer: Sichuan University of Science & Engineering, China; Technical Co-sponsors: University of Electronic Science and Technology of China, China Tongji University, China Chongqing University, China Jiangsu University, China Hainan University, China Tianjin Polytechnic University, China 2021 the 4th International Conference on Pattern Recognition and Artificial Intelligence (PRAI 2021) is a forum for presenting excellent results and new challenges facing the field of the reliability and availability of Pattern Recognition and Artificial Intelligence. It brings together experts from industry, governments and academia, experienced in engineering, design and research. PRAI 2021 offers a rich program, including keynote talks, regular papers. We need your contribution and participation to make it a successful event. You can be encouraged by the fact that the excellent presentation will be granted. *Call for paper* The topics of interest include, but not limited to the following: I. Pattern Recognition and Machine Learning II. Computer Vision and Robot Vision III. Image, Speech, Signal and Video Processing IV. Document Analysis, Biometrics and Pattern Recognition Applications V. Biomedical Image Analysis and Applications For details about topics, please visit at http://www.prai.net/cfp.html *Publication* Accepted papers will be published in PRAI 2021 Conference Proceedings, which will be archived in the Online Digital Library, and submit to Ei Compendex and Scopus. Selected papers will be recommended to the following SCI journals after extension ( will submit for SCI, Scopus, INSPEC) ▶International Journal of Interactive Multimedia and Artificial Intelligence (IJIMAI) ISSN: 1989-1660 Indexed by Science Citation Index Expanded (SCIE), INSPEC Impact Factor: 2.561 (JCR 2019) ▶Opto-Electronic Advances (OEA) ISSN 2096-4579 OEA is a high-quality, open access, peer reviewed research journal. Indexed by Science Citation Index Expanded (SCIE), SCOPUS (Since 2020) From the current Web of Science (WoS) data, OEA expects that the June 2021 Journal Citation Report (JCR) should show that the journal has an Impact Factor of about 10. ▶Frontiers in Psychology ISSN: 1664-1078 Special Issue: Emotion Recognition Using Brain-Computer Interfaces and Advanced Artificial Intelligence Impact Factor: 2.067 *Keynote Speakers: Prof. Hongliang Li, University of Electronic Science and Technology of China, China; Prof. Jinyuan Jia, Tongji University, China; Prof. Weiyao Lin, Shanghai Jiao Tong University, China; Dr. Qifei Wang, Senior Software Engineer at Google, Berkeley, California, United States. *Submission* 1. Full paper(publication and presentation) 2. Abstract (only presentation) Submit paper via online system: http://confsys.iconf.org/submission/prai2021 More detail about submission, please visit at http://www.prai.net/sub.html *About Yibin: Yibin is the main production area of tea and liquor in Sichuan. One of the most famous and representative Chinese liquor brands, Wu Liang Ye Liquor was born here. A Yibin trip is mainly composed of bamboo seas, stone forests, underground caves and ancient towns. Having a bowl of Burning Noodles is one of the must things to do in Yibin. *Contact: Eileen Wu (Conference Secretary) E-mail: praiconf@foxmail.com Tel: +86-28-86527868 (English & Chinese) Monday-Friday: 9:30am-6:00pm GMT+8